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عدد المساهمات : 18959 التقييم : 35383 تاريخ التسجيل : 01/07/2009 الدولة : مصر العمل : مدير منتدى هندسة الإنتاج والتصميم الميكانيكى
| موضوع: كتاب Practical Fracture Mechanics in Design 2nd ed الجمعة 05 يوليو 2013, 10:57 am | |
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تذكير بمساهمة فاتح الموضوع :أخوانى فى الله أحضرت لكم كتاب Practical Fracture Mechanics in Design 2nd ed A Series of Textbooks and Reference Books Founding Editor L. L. Faulkner Columbus Division, Battelle Memorial Institute and Department of Mechanical Engineering The Ohio State University Columbus, Ohio
ويتناول الموضوعات الأتية :
1 Historical Developments in Fracture Mechanics and Overview 1 Early foundations of strength of material concepts 2 Development of concept of stresses 3 Development of modern fracture mechanics 5 Basic concepts of stress and strain 9 Theory of elasticity 17 Strength theories and design 21 Symbols 23 References 23 2 Stress and Energy Criteria and Fracture 27 Effects of geometry 27 Inglis theory of stress 28 Advent of the energy concept 31 Griffith theory of fracture 33 Concept of stress intensity 36 Plane-strain fracture toughness 39 Variation of basic parameters 42 Symbols 46 References 47 3 Calculation of Stress Intensity 49 Center crack 49 Double-edge crack 54 Single-edge crack 56 Collapse Stress 56 Round hole with cracks 60 Elliptical notches with cracks 62 Edge-notched beams 70 Flaws in tension 76 Superposition of stress intensity factors 83 Special cases of stress intensity 86 Closing remarks 99 Symbols 101 References 102 4 Test and Analysis of Fracture Toughness 105 Overview of theory and practice 105 Constraint and thickness 107 Testing of fracture toughness 116 Determination of LEFM parameters 124 Correlation techniques 138 Symbols 145 References 146 5 Crack Mechanics 149 General comment 149 Surface and corner cracks 150 Elements of fatigue technology 153 Initiation of fracture 164 Crack propagation 171 Special effects 180 Design procedures 186 Symbols 203 References 204 6 Elements of Structural Integrity 209 Ductile and brittle fracture 209 Transition temperature approach 219 Lower-bound stress in design 228 Crack behavior in weld regions 234 Criteria of leak-before-break 245 Plane stress and plastic behavior 251 CTOD 256 Environmental effects 258 LEFM 266 Symbols 267 References 269 7 Experimental Determination of Stress Intensity Factor KI 273 General comment 273 Strain gage method 273 Optical method of photoelasticity 277 Shadow method of caustics 279 Fiber-optic sensors and fracture mechanics 282 Discussion 291 Symbols 292 References 293 8 Dynamic Fracture 295 Determination of dynamic initiation toughness 296 Crack propagation 303 Crack arrest 306 Symbols 310 References 311 9 Fracture Toughness of Fiber Reinforced Composites 313 Introduction 313 Measures of fracture toughness for composites 313 Experimental measurement of fracture toughness 318 Symbols 333 References 334 10 Post Mortem Failure Analysis 337 Fractography 337 Optical microscopy 338 Scanning electron microscopy 338 Transmission electron microscopy (TEM) 339 Interpretation of fracture surface features 339 Symbols 347 References 348 11 Case Studies 349 Typical structural failures in service 349 Crane retrofit and materials control 370 Integrity of underground structures 389 Lessons from structural failures 403 Symbols 416 References 416 12 Introductory Fracture Control 419 Historical perspective 419 Analytical options of fracture control and failure review 424 Practical elements of fracture control 433 Limitations and errors 449 Symbols 456 References 457 13 Design Considerations 459 Basic characteristics 459 Selected formulas and definitions 461 Special problems 473 Engineering materials 494 Glossary of terms and fundamentals 500 Symbols 505 References
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